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Uranospinite

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Mas d'Alary, Lodève, Hérault, Languedoc-Roussillon, France
© Stephan Wolfsried

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Formula:
Ca(UO
 
2
)(AsO
 
4
)
 
2
·10H
 
2
O
System:TetragonalColour:Yellow, lemon-yellow to ...
Hardness:2 - 3
Name:The name reflects the URANium content plus the Greek σπίυος "spinos", for "siskin," referring to the green color.


Autunite Group.

A secondary mineral occurring in the oxidized zone of uranium- and arsenic-bearing hydrothermal deposits.

Classification of Uranospinite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:7/E.01-100
Nickel-Strunz 10th (pending) edition ID:8.EB.05

8 : PHOSPHATES, ARSENATES, VANADATES
E : Uranyl phosphates and arsenates
B : UO2:RO4 = 1:1
Dana 8th edition ID:40.2a.2.1

40 : HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
2a : AB2(XO4)2·xH2O, containing (UO2)2+
Hey's CIM Ref.:20.7.10

20 : Arsenates (also arsenates with phosphate, but without other anions)
7 : Arsenates of U
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Type Occurrence of Uranospinite

Type Locality:Walpurgis Flacher vein, Weißer Hirsch Mine (Shaft 3), Neustädtel, Schneeberg District, Erzgebirge, Saxony, Germany
Place of Conservation of Type Material:State Museum for Mineralogy and Geology, Dresden. Mining Academy, freiberg, Saxony, Germany: #21722.
Year of Discovery:1873
Associated Minerals at type locality:
WalpurgiteUranosphaeriteUranophaneTrögeriteMetazeunerite
MetauranocirciteAsselbornite

Occurrences of Uranospinite

Geological Setting:Oxidized zones of U- and As-bearing hydrothermal deposits.

Physical Properties of Uranospinite

Lustre:Waxy, Pearly
Diaphaneity (Transparency):Semitransparent, Translucent
Comment:Luastre pearly on {001}.
Colour:Yellow, lemon-yellow to green
Hardness (Mohs):2 - 3
Cleavage:Perfect
On {001}, perfect; on {100}, distinct.
Density (measured):3.45 g/cm3
Density (calculated):3.3 g/cm3

Crystallography of Uranospinite

Crystal System:Tetragonal
Class (H-M):4/mmm (4/m 2/m 2/m) - Ditetragonal Dipyramidal
Space Group:P4/nmm (P4/n 21/m 2/m)
Cell Parameters:a = 7.16Å, c = 20.4Å
Ratio:a:c = 1 : 2.849
Unit Cell Volume:V 1,045.82 ų (Calculated from Unit Cell)
Z:2
Morphology:Crystals rare, tabular, flattened on {001}. Forms aggregates and crusts.
Comment:Point Group/Class & Space Groups based on synthetic material and are probable.

Epitaxial Relationships of Uranospinite

Epitaxial Minerals:
Zeunerite
Epitaxi Comments:Uranospinite may contain a parallel core of Zeunerite.

Optical Data of Uranospinite

Type:Uniaxial (-)
RI values: nα = 1.550 nβ = 1.567 - 1.582 nγ = 1.572 - 1.587 nω = 1.572 - 1.587 nε = 1.550 - 1.560
2V:Calculated: 50°
Maximum Birefringence:δ = 0.022 - 0.027

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Low
Dispersion:r > v moderate
Pleochroism:Visible
Comments:O = Y = Z = Pale yellow
E = X = Nearly colourless
Comments:Commonly anomalously biaxial -, may be zoned.

Chemical Properties of Uranospinite

Formula:
Ca(UO
 
2
)(AsO
 
4
)
 
2
·10H
 
2
O
Essential elements:As, Ca, H, O, U
All elements listed in formula:As, Ca, H, O, U

Relationship of Uranospinite to other Species

Related to:
  • Autunite Group
    • Related Minerals - Nickel-Strunz Grouping):
    8.EB.05Autunite
    Ca(UO
     
    2
    		)
     
    2
    		(PO
     
    4
    		)
     
    2
    		·11H
     
    2
    		O
    8.EB.05Heinrichite
    Ba(UO
     
    2
    		)
     
    2
    		(AsO
     
    4
    		)
     
    2
    		·10H
     
    2
    		O
    8.EB.05Kahlerite
    Fe(UO
     
    2
    		)
     
    2
    		(AsO
     
    4
    		)
     
    2
    		·12H
     
    2
    		O
    8.EB.05Nováčekite
    Mg(UO
     
    2
    		)
     
    2
    		(AsO
     
    4
    		)
     
    2
    		·12H
     
    2
    		O
    8.EB.05Saléeite
    Mg(UO
     
    2
    		)
     
    2
    		(PO
     
    4
    		)
     
    2
    		·10H
     
    2
    		O
    8.EB.05Torbernite
    Cu(UO
     
    2
    		)
     
    2
    		(PO
     
    4
    		)
     
    2
    		·12H
     
    2
    		O
    8.EB.05Uranocircite
    Ba(UO
     
    2
    		)
     
    2
    		[PO
     
    4
    		]
     
    2
    		 · 10H
     
    2
    		O
    8.EB.05Xiangjiangite
    (Fe
    3+
     
    		,Al)(UO
     
    2
    		)
     
    4
    		[OH|(SO
     
    4
    		)
     
    2
    		|(PO
     
    4
    		)
     
    2
    		] · 22H
     
    2
    		O
    8.EB.05Zeunerite
    Cu(UO
     
    2
    		)
     
    2
    		(AsO
     
    4
    		)
     
    2
    		·12H
     
    2
    		O
    8.EB.10Bassetite
    Fe
    2+
     
    		(UO
     
    2
    		)
     
    2
    		[PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.EB.10Lehnerite
    Mn
    2+
     
    		(UO
     
    2
    		)
     
    2
    		[PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.EB.10Meta-autunite
    Ca(UO
     
    2
    		)
     
    2
    		[PO
     
    4
    		]
     
    2
    		· 6-8H
     
    2
    		O
    8.EB.10Metasaléeite
    Mg(UO
     
    2
    		)(PO
     
    4
    		)
     
    2
    		·8H
     
    2
    		O
    8.EB.10Metauranocircite
    Ba(UO
     
    2
    		)
     
    2
    		[PO
     
    4
    		]
     
    2
    		 · 7H
     
    2
    		O
    8.EB.10Metauranospinite
    Ca(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.EB.10Metaheinrichite
    Ba(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.EB.10Metakahlerite
    Fe
    2+
     
    		(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.EB.10Metakirchheimerite
    Co(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.EB.10Metanováčekite
    Mg(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 4-8H
     
    2
    		O
    8.EB.10Metatorbernite
    Cu(UO
     
    2
    		)
     
    2
    		[PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.EB.10Metazeunerite
    Cu(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    8.EB.10Przhevalskite
    Pb
     
    2
    		(UO
     
    2
    		)
     
    3
    		[(OH)
     
    2
    		|PO
     
    4
    		]
     
    2
    		 · 3H
     
    2
    		O
    8.EB.10Meta-lodèvite
    8.EB.15Abernathyite
    K
     
    2
    		(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 6H
     
    2
    		O
    8.EB.15Chernikovite
    (H
     
    3
    		O)
     
    2
    		(UO
     
    2
    		)
     
    2
    		[PO
     
    4
    		]
     
    2
    		 · 6H
     
    2
    		O
    8.EB.15Meta-ankoleite
    K
     
    2
    		(UO
     
    2
    		)
     
    2
    		[PO
     
    4
    		]
     
    2
    		 · 6H
     
    2
    		O
    8.EB.15Natrouranospinite
    (Na
     
    2
    		,Ca)(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 5H
     
    2
    		O
    8.EB.15Trögerite
    (UO
     
    2
    		)
     
    3
    		(AsO
     
    4
    		)
     
    2
    		·12H
     
    2
    		O (?)
    8.EB.15Uramphite
    (NH
     
    4
    		)
     
    2
    		(UO
     
    2
    		)
     
    2
    		[PO
     
    4
    		]
     
    2
    		 · 6H
     
    2
    		O
    8.EB.15Uramarsite
    (NH
     
    4
    		,H
     
    3
    		O)
     
    2
    		(UO
     
    2
    		)
     
    2
    		[(AsO
     
    4
    		,PO
     
    4
    		)]
     
    2
    		 · 6H
     
    2
    		O
    8.EB.20Threadgoldite
    Al(UO
     
    2
    		)
     
    2
    		[OH|(PO
     
    4
    		)
     
    2
    		] · 8H
     
    2
    		O
    8.EB.20Chistyakovaite
    Al(UO
     
    2
    		)
     
    2
    		[(F,OH)|(AsO
     
    4
    		)
     
    2
    		] · 6.5H
     
    2
    		O
    8.EB.25Arsenuranospathite
    HAl(UO
     
    2
    		)
     
    4
    		(AsO
     
    4
    		)
     
    4
    		·40H
     
    2
    		O
    8.EB.25Sabugalite
    HAl(UO
     
    2
    		)
     
    4
    		(PO
     
    4
    		)
     
    4
    		·16H
     
    2
    		O
    8.EB.25Uranospathite
    HAl(UO
     
    2
    		)
     
    4
    		(PO
     
    4
    		)
     
    4
    		·40H
     
    2
    		O
    8.EB.30Vochtenite
    (Fe
    2+
     
    		,Mg)Fe
    3+
     
    		(UO
     
    2
    		)
     
    4
    		[OH|(PO
     
    4
    		)
     
    4
    		] · 12-13H
     
    2
    		O
    8.EB.35Coconinoite
    Fe
    3+
    2
    		Al
     
    2
    		(UO
     
    2
    		)
     
    2
    		[(OH)
     
    2
    		|SO
     
    4
    		|(PO
     
    4
    		)
     
    4
    		] · 20H
     
    2
    		O
    8.EB.40Ranunculite
    HAlUO
     
    2
    		PO
     
    4
    		(OH)
     
    3
    		·4H
     
    2
    		O
    8.EB.45Triangulite
    Al
     
    3
    		(UO
     
    2
    		)
     
    4
    		(PO
     
    4
    		)
     
    4
    		(OH)
     
    5
    		·5H
     
    2
    		O
    8.EB.50Furongite
    Al
     
    13
    		(UO
     
    2
    		)
     
    7
    		(PO
     
    4
    		)
     
    13
    		(OH)
     
    14
    		 · 58H
     
    2
    		O
    Related Minerals - Hey's Index Grouping:
    20.7.1Trögerite
    (UO
     
    2
    		)
     
    3
    		(AsO
     
    4
    		)
     
    2
    		·12H
     
    2
    		O (?)
    20.7.2Natrouranospinite
    (Na
     
    2
    		,Ca)(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 5H
     
    2
    		O
    20.7.3Abernathyite
    K
     
    2
    		(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 6H
     
    2
    		O
    20.7.4Metazeunerite
    Cu(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    20.7.5Zeunerite
    Cu(UO
     
    2
    		)
     
    2
    		(AsO
     
    4
    		)
     
    2
    		·12H
     
    2
    		O
    20.7.6Metanováčekite
    Mg(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 4-8H
     
    2
    		O
    20.7.7Nováčekite
    Mg(UO
     
    2
    		)
     
    2
    		(AsO
     
    4
    		)
     
    2
    		·12H
     
    2
    		O
    20.7.8Arsenuranylite
    Ca(UO
     
    2
    		)
     
    4
    		[(OH)
     
    2
    		|AsO
     
    4
    		]
     
    2
    		 · 6H
     
    2
    		O
    20.7.9Metauranospinite
    Ca(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    20.7.11Metaheinrichite
    Ba(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    20.7.12Heinrichite
    Ba(UO
     
    2
    		)
     
    2
    		(AsO
     
    4
    		)
     
    2
    		·10H
     
    2
    		O
    20.7.13Metalodèvite
    Zn(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 10H
     
    2
    		O
    20.7.14Arsenuranospathite
    HAl(UO
     
    2
    		)
     
    4
    		(AsO
     
    4
    		)
     
    4
    		·40H
     
    2
    		O
    20.7.15Hallimondite
    Pb
     
    2
    		(UO
     
    2
    		)[AsO
     
    4
    		]
     
    2
    		 · nH
     
    2
    		O, 0 ≤ n ≤ 0.5
    20.7.16Hügelite
    Pb
     
    2
    		(UO
     
    2
    		)
     
    3
    		[O|AsO
     
    4
    		]
     
    2
    		 · 5H
     
    2
    		O
    20.7.17Asselbornite
    Pb(UO
     
    2
    		)
     
    4
    		(BiO)
     
    3
    		(AsO
     
    4
    		)
     
    2
    		(OH)
     
    7
    		·4H
     
    2
    		O
    20.7.18Metakahlerite
    Fe
    2+
     
    		(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    20.7.19Kahlerite
    Fe(UO
     
    2
    		)
     
    2
    		(AsO
     
    4
    		)
     
    2
    		·12H
     
    2
    		O
    20.7.20Metakirchheimerite
    Co(UO
     
    2
    		)
     
    2
    		[AsO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O

    Other Names for Uranospinite

    Synonyms:
    Calcium-uranospinite
    German names:
    CalciumarsenuranitUranospinit
    Spanish names:
    Uranospinita

    Other Information

    Fluorescence in UV light:Bright lemon-yellow (UV).
    Other Information:Radioactive.
    Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

    References for Uranospinite

    Reference List:Weisbach A. (1873), Neue Uranerze von Neustädtel bei Schneeberg.- Jahrbuch für das Berg- und Hüttenwesen im Königreiche Sachsen, Abhandlungen, 119-121.

    Goldschmidt (1899) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 31: 468.

    Butler (1920) US Geological Survey Professional Paper 111: 115.

    Larsen, E.S. (1921) The Microscopic Determination of the Nonopaque Minerals, First edition, USGS Bulletin 679: 151.

    Goldschmidt, V. (1923) Atlas der Krystallformen. 9 volumes, atlas, and text. Heidelberg. vol. 9: 41.

    Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 990-991.

    American Mineralogist (1953): 38: 1159-1168.

    Frondel, C. (1958) Systematic mineralogy of uranium and thorium. U.S. Geological Survey Bulletin 1064, 183–187.

    Bulletin of the Moravian Museum, Brno (1984): 69: 7-35.

    Internet Links for Uranospinite

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    Localities for Uranospinite

    Hide Locality List
    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
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    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Argentina
     
    • Jaguel District
    		Encyclopedia of Minerals, 2nd. edition: 905.
    • La Rioja
    		Las Especies Minerales de La Republica Argentina
    Australia
     
    • South Australia
      • Mt Lofty Ranges
        • South Mt Lofty Ranges
          • Fleurieu Peninsula
            • Myponga
    		South Australian Museum collections / Parkin, L; 1957; The Myponga Uranium project, SA Mineral Review,103, pp. 46-53; American Mineralogist: 46: 12-25.
      • Olary Province
        • Mingary
          • Radium Hill area
    Austria
     
    • Salzburg
      • Dienten
        • Mitterberg District
    		A. Strasser: Die Minerale Salzburgs, 1989
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Karlovy Vary Region
        • Krušné Hory Mts (Erzgebirge)
          • Ostrov
    		Lapis 2002(7/8), 63-65
    • Moravia (Mähren; Maehren)
      • Olomouc Region
        • Javorník
    		Sejkora, J.: Uranové ložisko Zálesí v Rychlebských horách. Bulletin mineralogicko-petrografického oddělení Národního muzea v Praze, 1994, roč. 2, s. 105-110.
    France
     
    • Languedoc-Roussillon
      • Hérault
        • Lodève
    		Le Règne Minéral, Hors Série IV (1998)
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Alpirsbach
          • Reinerzau District
            • Auerhahn Inn
    		K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
    K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
        • Menzenschwand
          • Vorderdorf
    		S. Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
        • Schenkenzell
          • Wittichen
            • Böckelsbach valley
    		No reference listed
            • Burgfelsen
    		No reference listed
    K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
            • Heubach Valley
    		No reference listed
    K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
            • Wüstenbächle
    		K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
        • St Blasien
          • Urberg
    		Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
    • Bavaria
      • Franconia
        • Spessart Mts
          • Hösbach
            • Sailauf
              • Hartkoppe Mt.
    		see locality page
    • Rhineland-Palatinate
      • Hunsrück Mts
        • Birkenfeld
          • Ellweiler
    		Aufschluss 69/(7+8), Lapis 79/(7+8)
      • Rockenhausen
    		Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
    • Saxony
      • Erzgebirge
        • Schneeberg District
          • Neustädtel
            • Weißer Hirsch Mine (Shaft 3)
    		A. Weisbach (1873): Neue Uranerze von Neustädtel bei Schneeberg.- Jahrbuch für das Berg- und Hüttenwesen im Königreiche Sachsen, Abhandlungen, 119-121; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 967, 991.
    Iran
     
    • Esfahan Province (Isfahan Province; Aspadana Province)
      • Anarak District
    Italy
     
    • Piedmont
      • Cuneo Province
        • Bagnolo Piemonte
          • Infernotto Valley
            • Ortieul
    		Piccoli, G.C. (2002): Minerali delle Alpi Marittime e Cozie. Provincia di Cuneo. Amici del Museo "F. Eusebio", Ed., Alba, 366 pp.; Piccoli, G. C., Maletto, G., Bosio, P., & Lombardo, B. (2007). Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo F. Eusebio - Alba, 607 pag.
        • Maira Valley
          • Preit
    		Ravagnani, D. (1974): I Giacimenti uraniferi italiani e i loro minerali. Gruppo Mineralogico Lombardo - Museo Civico di Storia Naturale, Ed., Milano, 188 pp.
    Morocco
     
    • Souss-Massa-Draâ Region
      • Ouarzazate Province
        • Tazenakht
          • Bou Azzer District
            • Bou Azzer
    		Favreau, G. and Dietrich, J. E. (2006). Die Mineralien von Bou Azzer. Lapis 31(7/8), 27-68
    Favreau, G. and Dietrich, J. E. (2006). Die Mineralien von Bou Azzer. Lapis 31(7/8), 27-68
    Russia
     
    • Eastern-Siberian Region
      • Transbaikalia (Zabaykalye)
        • Chitinskaya Oblast'
          • Krasnokamensk
    		P.M. Kartashov data
    South Africa
     
    • Western Cape Province
      • Beaufort West District
    		Minerals of South Africa
    Switzerland
     
    • Wallis (Valais)
      • Le Trient Valley
        • Les Marécottes
    UK
     
    • England
      • Cornwall
        • Camborne - Redruth - St Day District
          • Illogan
            • Carnkie
              • Basset Mines
    		J.P. Gliddon collection, ex R.W. Barstow
    • Scotland
      • Dumfries & Galloway (Dumfries-shire)
        • Solway Firth
    		BMS Database
    USA
     
    • Arizona
      • Coconino Co.
        • Grand Canyon National Park
          • South Rim
            • Orphan District
              • Grand Canyon Village
    		Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 408; Gornitz, V. (2004), Grand Canyon Uranium: The Orphan Mine, Mineral News: 20(6): 7..
    • Colorado
      • San Juan Co.
        • Elk Park
    		Minerals of Colorado (1997) E.B. Eckels
    • Michigan
      • Baraga Co.
        • Huron River
    		Rocks & Minerals 82:298-308
    • Nevada
      • Washoe Co.
        • Pyramid District
    		NBMG Spec. Pub. 31 Minerals of Nevada
    NBMG Bull 70 Geology and Mineral Resources of Washoe and Storey Counties, Nevada
    • New Hampshire
      • Grafton Co.
        • Grafton
    		Seaman, David (1976) Pegmatite Minerals of the World
    • New Jersey
      • Sussex Co.
        • Franklin Mining District
          • Ogdensburg
            • Sterling Hill
    		Dunn(1995):Pt5:684.
    • Utah
      • Juab Co.
    		UGMS Bull 117 Minerals and Mineral Localities of Utah
      • Kane Co.
    		Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 991; UGMS Bull 117 Minerals and Mineral Localities of Utah.
    • Wyoming
      • Fremont Co.
    		Rocks & Minerals 76:386
    Uzbekistan
     
    • Namangan Viloyati
      • Chatkal-Kuraminskii Range
        • Pap
    Mineral and/or Locality
    Google
     
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